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using GroupDocs.Markdown;

// Convert to string
string md = await MarkdownConverter.ToMarkdownAsync("business-plan.docx");

// Convert to file
await MarkdownConverter.ToFileAsync("business-plan.docx", "report.md");

// With options
var options = new ConvertOptions { IncludeFrontMatter = true };
string md = await MarkdownConverter.ToMarkdownAsync("business-plan.docx", null, options);

// Get document info
DocumentInfo info = await MarkdownConverter.GetInfoAsync("business-plan.docx");
Console.WriteLine($"{info.FileFormat}, {info.PageCount} pages");

![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAlgAAAC0CAYAAABIf1IMAAAABHNCSVQICAgIfAhkiAAADcJJREFUeJzt3VFo3VWeB/BfF2EfdJraSWKkpovabiokaRZcfWiM4jCS0mELjvgwzlZt16fdlUFpKbLCgDKELQ7Oum+yNdYdH4StCLMkdBexSfow7sC0SUA7TZVJW0zbWI1OF/ap+xD+/97k/u/Nze1JbJLPBwo9/3vu/Z1/L5Qv55x7/uumJkauBQAAyfzZdz0AAIDVRsACAEhMwAIASEzAAgBI7Jaii//67/8dZ89dSlbkH576Qdy7+Y4F+6Wqq5566qmnnnrqqbdc9YoUBqyJyYsxevrcDQ2q1LdX/6+mfqnqqqeeeuqpp5566i1XvSKFAWvL5jti3bp1cXbyYvzpf+v/cACAtWhZZrAAANaSdUUHjf7sF7+eE7D+/qkfxL2t9a1BRszOiN12658v2O
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using GroupDocs.Markdown;

using var converter = new MarkdownConverter("business-plan.docx");

// Convert to string
await converter.ConvertAsync("async-instance.md");

// Convert with options
var options = new ConvertOptions { HeadingLevelOffset = 1 };
ConvertResult result = await converter.ConvertAsync(options);

// Convert to file
await converter.ConvertAsync("async-instance.md");

// Get document info
DocumentInfo info = await converter.GetDocumentInfoAsync();

![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAlgAAAC0CAYAAABIf1IMAAAABHNCSVQICAgIfAhkiAAADcJJREFUeJzt3VFo3VWeB/BfF2EfdJraSWKkpovabiokaRZcfWiM4jCS0mELjvgwzlZt16fdlUFpKbLCgDKELQ7Oum+yNdYdH4StCLMkdBexSfow7sC0SUA7TZVJW0zbWI1OF/ap+xD+/97k/u/Nze1JbJLPBwo9/3vu/Z1/L5Qv55x7/uumJkauBQAAyfzZdz0AAIDVRsACAEhMwAIASEzAAgBI7Jaii//67/8dZ89dSlbkH576Qdy7+Y4F+6Wqq5566qmnnnrqqbdc9YoUBqyJyYsxevrcDQ2q1LdX/6+mfqnqqqeeeuqpp5566i1XvSKFAWvL5jti3bp1cXbyYvzpf+v/cACAtWhZZrAAANaSdUUHjf7sF7+eE7D+/qkfxL2t9a1BRszOiN12658v2O
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using GroupDocs.Markdown;

var cts = new CancellationTokenSource(TimeSpan.FromSeconds(30));

try
{
    await MarkdownConverter.ToFileAsync(
        "professional-services.pdf",
        "async-cancellation.md",
        cancellationToken: cts.Token);
}
catch (TaskCanceledException)
{
    Console.WriteLine("Conversion timed out.");
}

![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAlgAAAC0CAIAAADHHcVbAAAAA3NCSVQICAjb4U/gAAAMWElEQVR4nO3dUWzV130H8L+nSnsgxYTa5kbEnhJgJpJ98aQseTAxUaoiW1RDSiseykoCNE9boyoIZEWLVImosoZSpeve0Ighax4iDRRpky02oWKbh2aVCralhGBANSAu4Lq5NJ60tz0c8t/lf6/h2jjg/M/nIz8c7v/v3z345atz/v9zTkNpaiwBgFj92aPuAAA8SoIQgKgJQgCiJggBiNo3Mv/+53/9r4tXbi6u1t/v/Pa6tjXzXV1cZTXVVFNNNdVc2poZ2SCcmr4xfv7KQr8y+NPc/97j6uIqq6mmmmqqqebS1szIBuH6tjUNDQ0Xp2988T8LqAIAX1NLOSIEgK+dhsyC+p/87FdpEP7dzm+va613jjVJkvVtax5b8efzXb04fWNBY1U11VRTTTXVXJ
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[ApiController]
[Route("api/[controller]")]
public class ConvertController : ControllerBase
{
    [HttpPost("to-markdown")]
    public async Task<IActionResult> ConvertToMarkdown(IFormFile file)
    {
        using var stream = file.OpenReadStream();
        using var converter = new MarkdownConverter(stream);

        ConvertResult result = await converter.ConvertAsync(
            new ConvertOptions { Flavor = MarkdownFlavor.GitHub });

        return Content(result.Content, "text/markdown");
    }
}